Hal Barron

Hal V.
Barron is the founder of Altos Labs, Inc. Current jobs include Non-Independent Non-Executive Director at GSK Plc since 2022, Independent Director at Quantinuum, Inc. starting in 2026, Cardiologist at UCSF Medical Center, and Adjunct Professor at The University of California, San Francisco.
Former jobs include Independent Director at Alexza Pharmaceuticals, Inc. from 2011 to 2013, Director & Senior Vice President-Development at Arête Therapeutics, Inc., Independent Non-Executive Director at Juno Therapeutics, Inc. from 2014 to 2018, Non-Executive Director at GRAIL, Inc., Chief Medical Officer & EVP-Global Development at Genentech, Inc. from 2010 to 2013, Chief Medical Officer & Executive Vice President at F.
Hoffmann-La Roche Ltd. from 2010 to 2013, Chief Medical Officer & Executive Vice President at Roche Pharmaceuticals, Inc., President at Tesaro, Inc., President-Research & Development at Calico LLC from 2013 to 2017, and Chief Medical Officer & Executive Vice President at Roche Holding AG.
Education includes an undergraduate degree from Washington University in St. Louis conferred in 1985 and a doctorate from Yale University conferred in 1989.